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author | David S. Miller <davem@davemloft.net> | 2010-09-09 10:49:04 +0400 |
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committer | David S. Miller <davem@davemloft.net> | 2010-09-09 10:49:04 +0400 |
commit | e199e6136ce6b151e6638ae93dca60748424d900 (patch) | |
tree | 0d66e0b5d227c36b005e4f5537f4bbcfc6ed4904 /arch/mips/pnx833x/common/prom.c | |
parent | 972c40b5bee429c84ba727f8ac0a08292bc5dc3d (diff) | |
parent | d56557af19867edb8c0e96f8e26399698a08857f (diff) | |
download | linux-e199e6136ce6b151e6638ae93dca60748424d900.tar.xz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/mips/pnx833x/common/prom.c')
-rw-r--r-- | arch/mips/pnx833x/common/prom.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/mips/pnx833x/common/prom.c b/arch/mips/pnx833x/common/prom.c new file mode 100644 index 000000000000..29969f90a6b0 --- /dev/null +++ b/arch/mips/pnx833x/common/prom.c @@ -0,0 +1,64 @@ +/* + * prom.c: + * + * Copyright 2008 NXP Semiconductors + * Chris Steel <chris.steel@nxp.com> + * Daniel Laird <daniel.j.laird@nxp.com> + * + * Based on software written by: + * Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/init.h> +#include <asm/bootinfo.h> +#include <linux/string.h> + +void __init prom_init_cmdline(void) +{ + int argc = fw_arg0; + char **argv = (char **)fw_arg1; + char *c = &(arcs_cmdline[0]); + int i; + + for (i = 1; i < argc; i++) { + strcpy(c, argv[i]); + c += strlen(argv[i]); + if (i < argc-1) + *c++ = ' '; + } + *c = 0; +} + +char __init *prom_getenv(char *envname) +{ + extern char **prom_envp; + char **env = prom_envp; + int i; + + i = strlen(envname); + + while (*env) { + if (strncmp(envname, *env, i) == 0 && *(*env+i) == '=') + return *env + i + 1; + env++; + } + + return 0; +} + +void __init prom_free_prom_memory(void) +{ +} |